How to Find value inside a matrix that satisfies a condition and store that value in column 1 its corresponding row in column 2 and its column in column 3

Hello All,

i have a random 5*5 matrix.now i want to check in the matrix which value is present between 0.25 and 0.50.if present,put that value in column 1,its corresponding row number in column2 and its corresponding column 3 of another matrix ''Myvalues"?.how can i do that?.

Any kind of help will be appreciated.Thank you in advance

Answer 1

[Mathieu NOE]

hello

sounds bit like a homework..?

here your are :

A = rand(5,5)

[r,c] = find(A>=0.25 & A <= 0.5);

for ci = 1:numel(r)
    val = A(r(ci),c(ci));
    out(ci,1) = val; % value
    out(ci,2) = r(ci); % row
    out(ci,3) = c(ci); % column
end

out
    

[Rohit P]

thank you..it worked..

[Mathieu NOE]

My pleasure !